//模拟边框，避免 box-sizing造成的宽度少 1px 问题，记得给父元素设置 position: relative
@mixin imitate-border {
  content: '';
  position: absolute;
  background-color: var(--el-border-color-extra-light);
}

.imitate-border-right::after {
  @include imitate-border;
  top: 0;
  bottom: 0;
  right: 0;
  width: 1px;
}

.imitate-border-bottom::after {
  @include imitate-border;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
}
